| Documentation |
State |
Type |
| 1991. Douglasia. |
WA |
Literature |
| Brouillet, L., F. Coursol, and M. Favreau. 2006. VASCAN. The database of Canadian vascular plants. Herbier Marie-Victorin, Institut de recherche en biologie végétale, Université de Montréal. |
BC |
Literature |
| California Native Plant Society. Inventory of rare and endangered plants. |
CA |
Literature |
| DeLapp & Duffy 93-328 (ALA V0116183). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| DeLapp & Duffy 93-382 (ALA V0116236). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| Hickman, J.C. (ed.). 1993. The Jepson manual. University of California Press, Berkeley. |
CA |
Literature |
| Hulten, E. 1968. Flora of Alaska and neighboring territories: A manual of the vascular plants. Stanford University Press, Stanford. |
AK |
Literature |
| Little, E.L., Jr. 1979. Checklist of United States trees (native and naturalized). Agriculture Handbook No. 541. USDA, Washington, DC. |
WA |
Literature |
| Oregon Flora Project species list; species noted on herbarium specimens. Unpublished and undated. |
OR |
Literature |
| Peck, M.E. 1961. A manual of the higher plants of Oregon, 2nd ed. Oregon State University Press, Corvallis. |
OR |
Literature |
| Stensvold 7077 (ALA V0124623). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| Straw, R. Jackson and Josephine County checklist. Unpublished and undated. |
OR |
Literature |
| U.S. Fish and Wildlife Service. 1988. National list of vascular plant species that occur in wetlands. U.S. Fish & Wildlife Service Biological Report 88 (26.9). |
|
Literature |
| U.S. Fish and Wildlife Service. 1993. 1993 supplement to list of plant species that occur in wetlands: Northwest (Region 9). Supplement to U.S. Fish & Wildlife Service Biological Report 88 (26.9). |
|
Literature |
| WS. Specimen at Washington State University, Pullman, Washington. |
WA |
Specimen |
| WTU. Specimen at University of Washington, Seattle, Washington. |
WA |
Specimen |
| Woolwine 320 (ALA V0154232). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
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